C2799 The Trick Turned into a Fool
The Soul Melting was purely to weaken Hu Jiu'er's willpower, so that her soul body would be powerless to resist, allowing her to successfully complete the possession.
Whether it was the Melting of Blood or the Soul Melting, it was extremely painful for Hu Jiu'er. The Melting of Blood required her to continuously extract Hu Jiu'er's blood and turn it into a special blood crystal